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Definition of Coalification
1. Noun. (geology) The formation of coal by the gradual heating and compression of organic matter, normally via peat ¹
¹ Source: wiktionary.com
Definition of Coalification
1. [n -S]
Lexicographical Neighbors of Coalification
Literary usage of Coalification
Below you will find example usage of this term as found in modern and/or classical literature:
1. Transactions of the American Institute of Mining, Metallurgical and (1921)
"In certain cases a lignite bed and a subbituminous coal bed are parts of the same
deposit, but the transformation, or coalification, has gone further and ..."
2. Proceedings of the American Philosophical Society Held at Philadelphia for by American Philosophical Society (1917)
"... whose densely packed leaves and twigs, mostly brown and transparent, become
flexible, when soaked in water; coalification is extremely imperfect. ..."
3. Economic Geology by Heinrich Ries (1916)
"Two stages may be recognized in the coalification process, viz., («) the putrefaction
stage, which is a biochemical process, and (V) the alteration or ..."
4. Transportation Expressions (1996) by Richard Feldman (1998)
"Coal rank indicates the progressive alteration, or coalification, from lignite
to anthracite. Lignite contains approximately 9 to 17 million British Thermal ..."
5. The American Geologist: A Monthly Journal of Geology and Allied Sciences by Newton Horace Winchell (1901)
"... raw material of coal saved from coalification by these concentrations of iron,
sulphur, lime, etc, Reference to Plate V. and Remarks on the Specimens. ..."
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